                    &\multicolumn{1}{c}{(1)}         &\multicolumn{1}{c}{(2)}         &\multicolumn{1}{c}{(3)}         &\multicolumn{1}{c}{(4)}         \\
\midrule
Past year household income&      -0.019\sym{*}  &                     &                     &      -0.018         \\
                    &     [0.011]         &                     &                     &     [0.011]         \\
\addlinespace
unemployed          &                     &      -0.049         &                     &      -0.037         \\
                    &                     &     [0.036]         &                     &     [0.037]         \\
\addlinespace
Standardized values of d\_manu\_s\_w&                     &                     &      -0.019\sym{*}  &      -0.020\sym{*}  \\
                    &                     &                     &     [0.011]         &     [0.011]         \\
\midrule
Observations        &        4799         &        4800         &        4805         &        4794         \\
R-squared           &        0.04         &        0.03         &        0.03         &        0.03         \\
